2. In the site main configuration page, go to menu “IIS -> Handler Mappings“:

3. In the Handlers page, go to menu “Actions -> Add Managed Handler” to add a new managed handler:

4. Fill in the fields with the appropriate information:

a. Request path box: enter a file name extension or a file name with extension. b. Type box: enter the managed type for the handler. Example: System.Web.Handlers. c. Name box, describe something about the handler mapping. d. Optionally, Request Restrictions and configure restrictions if you want the handler to process requests only for specific resource types or verbs.